-99.48% is the change from 388 to 2
Calculation steps:
[( 2 - 388 ) ÷ 388] x 100 = -99.48%
Formula
Percentage change = [(2 - 388) / 388] x 100
Subtract the new number by the original number
2 - 388 = -386
-386 ÷ 388 = -0.9948453608247423
-0.9948453608247423 x 100 = -99.48%